Air Quality
Excellent
No health implications.
9
PM2.5
17
PM10
49
O3
0.4
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jul
39
Excellent
Wed
2 Jul
45
Excellent
Thu
3 Jul
51
Good
Fri
4 Jul
53
Good
Sat
5 Jul
52
Good
Sun
6 Jul
49
Excellent
Mon
7 Jul
39
Excellent
Air quality in the last 12 months (Hezhang)
|
2025/05
|
49
|
46
|
52
|
46
|
37
|
25
|
34
|
25
|
38
|
29
|
33
|
41
|
52
|
35
|
52
|
46
|
40
|
41
|
37
|
40
|
41
|
41
|
51
|
48
|
35
|
32
|
21
|
15
|
26
|
25
|
22
|
|
2025/04
|
31
|
38
|
56
|
61
|
44
|
36
|
30
|
54
|
58
|
71
|
66
|
168
|
121
|
83
|
72
|
64
|
41
|
41
|
34
|
37
|
36
|
28
|
66
|
29
|
35
|
44
|
21
|
30
|
34
|
24
|
|
|
2025/03
|
67
|
78
|
55
|
57
|
31
|
20
|
31
|
32
|
37
|
45
|
56
|
45
|
76
|
45
|
22
|
23
|
15
|
20
|
31
|
46
|
53
|
59
|
49
|
51
|
48
|
46
|
48
|
134
|
30
|
28
|
26
|
|
2025/02
|
27
|
21
|
19
|
49
|
38
|
20
|
22
|
35
|
48
|
35
|
46
|
42
|
30
|
35
|
47
|
53
|
46
|
36
|
42
|
30
|
31
|
24
|
27
|
30
|
28
|
42
|
54
|
63
|
|||
|
2025/01
|
84
|
72
|
84
|
67
|
61
|
80
|
27
|
22
|
34
|
33
|
26
|
54
|
59
|
52
|
58
|
63
|
96
|
40
|
61
|
87
|
92
|
73
|
69
|
46
|
23
|
41
|
60
|
67
|
79
|
76
|
35
|
|
2024/12
|
93
|
95
|
65
|
59
|
38
|
37
|
39
|
31
|
24
|
19
|
28
|
22
|
16
|
22
|
28
|
55
|
50
|
52
|
42
|
42
|
31
|
34
|
39
|
30
|
25
|
27
|
35
|
45
|
53
|
31
|
46
|
|
2024/11
|
18
|
28
|
56
|
28
|
30
|
51
|
62
|
59
|
39
|
57
|
58
|
43
|
32
|
40
|
58
|
50
|
32
|
33
|
29
|
24
|
25
|
37
|
36
|
31
|
20
|
22
|
22
|
32
|
48
|
66
|
|
|
2024/10
|
12
|
22
|
27
|
40
|
43
|
20
|
24
|
32
|
30
|
33
|
41
|
24
|
19
|
25
|
29
|
37
|
27
|
37
|
34
|
34
|
26
|
14
|
31
|
47
|
45
|
43
|
25
|
42
|
54
|
54
|
47
|
|
2024/09
|
26
|
23
|
17
|
24
|
28
|
34
|
26
|
17
|
18
|
25
|
26
|
24
|
27
|
32
|
38
|
41
|
24
|
25
|
32
|
35
|
20
|
21
|
32
|
40
|
52
|
52
|
40
|
39
|
37
|
12
|
|
|
2024/08
|
31
|
25
|
25
|
18
|
19
|
24
|
21
|
20
|
23
|
15
|
63
|
58
|
51
|
45
|
41
|
41
|
45
|
33
|
35
|
36
|
36
|
34
|
32
|
36
|
26
|
23
|
31
|
31
|
35
|
36
|
36
|
|
2024/07
|
17
|
20
|
21
|
13
|
17
|
21
|
20
|
19
|
21
|
16
|
15
|
17
|
19
|
16
|
15
|
18
|
21
|
20
|
18
|
19
|
16
|
16
|
22
|
23
|
22
|
28
|
29
|
15
|
15
|
16
|
30
|
|
2024/06
|
43
|
26
|
18
|
13
|
20
|
32
|
11
|
15
|
12
|
22
|
17
|
25
|
32
|
29
|
33
|
36
|
17
|
25
|
27
|
23
|
24
|
15
|
21
|
19
|
22
|
34
|
18
|
19
|
19
|
24
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution